Funny Knock Knock Jokes - Best and funniest collection of awesome knock-knock jokes.
Knock knock! Who's there?
App of really funny Knock Knock jokes!
Save your favorite jokes and share with your friends.
Send jokes via SMS or email.
Share jokes on Facebook.
Twit best jokes on Twitter.
Police please stop saying those hilarious knock knock jokes.
Free jokes app for Facebook status updates, funny quotes and sayings, humorous jokes, Jokes for kids, best free jokes, funny party jokes, family friendly quotes and jokes, laugh for free with your kids.